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From Grant <emailgr...@gmail.com>
Subject Re: [users@httpd] MPM prefork
Date Thu, 14 Dec 2006 18:28:30 GMT
> > I use mod_perl and I can't use a threaded perl.  Does that mean I
> > can't use a threaded apache2?
>
> I don't know, but I suspect your analysis is correct.
>
> mod_php also has issues with thread safety that makes MPM in anything
> other than pre-fork problematic.  Actually, PHP core is probably
> fairly safe, but the bulk of the fun stuff is in the extensions, and
> some are thread-safe (they think) and some are not.  So you *might* be
> able to run, but you'd have to do a LOT of testing under load and
> real-life conditions, and you'd still not be very certain that there's
> no thread-safe issue to bite you.
>
> Assuming mod_perl is more or less the "same" in terms of thread-safety
> issues, if Perl isn't threaded, then you probably don't want to risk
> it, unless you can do extensive testing.

I think I'd rather prefork and load up on memory.

- Grant

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